Social Security office fax numbers in Wisconsin
These are the fax numbers Social Security published for its Wisconsin offices. Find the office handling your case, then send your documents from your phone.
Use your Social Security notice to find which office has your case. Social Security has moved almost every office to a toll-free fax line, so if your notice prints an older number, the one here is the more recent of the two.
Official source · From the Social Security field-office directory, read on 2026-09-02.
| Office | Fax number | Last verified | Verified by |
|---|---|---|---|
| Appleton | (833) 596-0603 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Eau Claire | (833) 950-3743 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Fond Du Lac | (833) 950-3741 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Green Bay | (833) 950-3739 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Greenfield | (833) 902-2648 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Janesville | (833) 596-0597 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Kenosha | (833) 596-0599 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| La Crosse | (833) 950-3747 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Lancaster | (833) 597-0056 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Madison | (833) 950-3737 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Manitowoc | (833) 902-2684 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Marinette | (833) 597-0058 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Milwaukee Downtown | (833) 596-0601 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Milwaukee North | (833) 950-3735 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Milwaukee-West | (833) 580-0157 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Mount Pleasant/racine | (833) 950-3745 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Oshkosh | (833) 596-0595 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Portage | (833) 950-2495 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Rhinelander | (833) 950-2186 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Rice Lake | (833) 950-2190 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Sheboygan | (833) 950-3751 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Superior | (833) 596-0593 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Waukesha | (833) 597-0052 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Wausau | (833) 950-3749 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| West Bend | (833) 950-3065 Fax this number | 2026-09-02 2 weeks ago | Agency website |
| Wisconsin Rapids | (833) 597-0054 Fax this number | 2026-09-02 2 weeks ago | Agency website |
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